// Copyright 2014 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "ui/events/ozone/evdev/libgestures_glue/gesture_logging.h"

#include <gestures/gestures.h>
#include <stdarg.h>

#include "base/logging.h"
#include "base/strings/stringprintf.h"

namespace {

std::string FormatLog(const char* fmt, va_list args)
{
    std::string msg = base::StringPrintV(fmt, args);
    if (!msg.empty() && msg[msg.size() - 1] == '\n')
        msg.erase(msg.end() - 1, msg.end());
    return msg;
}

} // namespace

void gestures_log(int verb, const char* fmt, ...)
{
    va_list args;
    va_start(args, fmt);
    if (verb <= GESTURES_LOG_ERROR)
        LOG(ERROR) << "gestures: " << FormatLog(fmt, args);
    else if (verb <= GESTURES_LOG_INFO)
        VLOG(3) << "gestures: " << FormatLog(fmt, args);
    va_end(args);
}
